Finding the Fourth Proportional to 10,647.67, 14,679.46 and 7,456.67

Step by Step Solution

1. Step 1: Write the proportion equation
   10,647.67 : 14,679.46 = 7,456.67 : x
2. Step 2: Convert to fraction form
   10,647.67/14,679.46 = 7,456.67/x
3. Step 3: Cross multiply
   10,647.67x = 14,679.46 × 7,456.67
4. Step 4: Simplify right side
   10,647.67x = 109,459,889.00
5. Step 5: Solve for x
   x = 109,459,889.00/10,647.67
6. Step 6: Final answer
   x = 10,280.17